Patents by Inventor Hidekazu Li

Hidekazu Li has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Pay information distribution system
    Publication number: 20020154558
    Abstract: The progress status of the download later than the actual progress status is displayed on a display unit of a terminal in a period of downloading encrypted music data MD1′.[92% completed] is displayed in a display screen Z2 even though the download of the encrypted music data MD1′ is completed in time t3. And, the billing request Creq is transmitted to a distribution and billing server in time t5, and a display screen Z3, showing the download is completed, is displayed on the display unit after the terminal receives the billing request C req.
    Type: Application
    Filed: May 2, 2002
    Publication date: October 24, 2002
    Inventors: Yasuhiro Urata, Hidekazu Li, Kuniaki Naoi, Youji Kanada, Toshihiro Sugano, Kenichi Suimon, Toshiyuki Ishizuka, Nobuyuki Takahashi